Tools · AmpSize

Cables

6

Cable SizeFind the smallest cable size that passes each check.AS/NZS 3008.1.2AS/NZS 3000 Voltage DropCalculate voltage drop on a cable run and check the limit.AS/NZS 3008.1.2AS/NZS 3000 Loop ImpedanceCheck the earth fault loop impedance against the maximum Zs.AS/NZS 3008.1.2AS/NZS 3000 Fault RatingCheck that a conductor can withstand the fault current.AS/NZS 3008.1.2AS/NZS 3000 Conduit FillCheck that a cable bundle fits in a conduit.AS/NZS 3008.1.2AS/NZS 3000 Voltage RiseCalculate voltage rise for embedded generation or PV.AS/NZS 4777.1

Protection

1

IDMT ProtectionPlot the trip curves of inverse-time overcurrent relays.IEC 60255IEEE C37.112

Loads

4

Maximum DemandEstimate maximum demand for domestic or non-domestic loads.AS/NZS 3000 Table C1/C2 Full Load CurrentCalculate full load current from power, voltage and phase.MotorFind motor full load current, starting current and cable.BatteryCalculate battery bank capacity and autonomy for a load.

Power

3

Three Phase PowerConvert between power, current, voltage and power factor.TransformerCalculate transformer full load current and impedance.GeneratorSize a generator for a given load and power factor.

Safety

1

Arc FlashEstimate incident energy and PPE category for arc flash.IEEE 1584-2002